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Posted to commits@cassandra.apache.org by ty...@apache.org on 2017/02/03 17:34:13 UTC

[1/6] cassandra git commit: Provide user workaround for partially corrupt schema tables

Repository: cassandra
Updated Branches:
  refs/heads/cassandra-3.0 6caf3c4f1 -> a70b0d4d3
  refs/heads/cassandra-3.11 2a0acfa64 -> 13f654e6e
  refs/heads/trunk 546df00bc -> 31208d00d


Provide user workaround for partially corrupt schema tables

Patch by Tyler Hobbs; reviewed by Aleksey Yeschenko for CASSANDRA-13180


Project: http://git-wip-us.apache.org/repos/asf/cassandra/repo
Commit: http://git-wip-us.apache.org/repos/asf/cassandra/commit/a70b0d4d
Tree: http://git-wip-us.apache.org/repos/asf/cassandra/tree/a70b0d4d
Diff: http://git-wip-us.apache.org/repos/asf/cassandra/diff/a70b0d4d

Branch: refs/heads/cassandra-3.0
Commit: a70b0d4d37851891ec1c8af96063985a5122edda
Parents: 6caf3c4
Author: Tyler Hobbs <ty...@gmail.com>
Authored: Fri Feb 3 11:25:27 2017 -0600
Committer: Tyler Hobbs <ty...@gmail.com>
Committed: Fri Feb 3 11:25:27 2017 -0600

----------------------------------------------------------------------
 CHANGES.txt                                     |  2 ++
 .../apache/cassandra/schema/SchemaKeyspace.java | 36 ++++++++++++++++++--
 2 files changed, 36 insertions(+), 2 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/cassandra/blob/a70b0d4d/CHANGES.txt
----------------------------------------------------------------------
diff --git a/CHANGES.txt b/CHANGES.txt
index e3bda6c..ade3d5a 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -1,4 +1,6 @@
 3.0.11
+ * Provide user workaround when system_schema.columns does not contain entries
+   for a table that's in system_schema.tables (CASSANDRA-13180)
  * Dump threads when unit tests time out (CASSANDRA-13117)
  * Better error when modifying function permissions without explicit keyspace (CASSANDRA-12925)
  * Indexer is not correctly invoked when building indexes over sstables (CASSANDRA-13075)

http://git-wip-us.apache.org/repos/asf/cassandra/blob/a70b0d4d/src/java/org/apache/cassandra/schema/SchemaKeyspace.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/schema/SchemaKeyspace.java b/src/java/org/apache/cassandra/schema/SchemaKeyspace.java
index 84a5e13..eee4fbb 100644
--- a/src/java/org/apache/cassandra/schema/SchemaKeyspace.java
+++ b/src/java/org/apache/cassandra/schema/SchemaKeyspace.java
@@ -67,6 +67,7 @@ public final class SchemaKeyspace
     private static final Logger logger = LoggerFactory.getLogger(SchemaKeyspace.class);
 
     private static final boolean FLUSH_SCHEMA_TABLES = Boolean.valueOf(System.getProperty("cassandra.test.flush_local_schema_changes", "true"));
+    private static final boolean IGNORE_CORRUPTED_SCHEMA_TABLES = Boolean.valueOf(System.getProperty("cassandra.ignore_corrupted_schema_tables", "false"));
 
     public static final String NAME = "system_schema";
 
@@ -925,7 +926,26 @@ public final class SchemaKeyspace
 
         Tables.Builder tables = org.apache.cassandra.schema.Tables.builder();
         for (UntypedResultSet.Row row : query(query, keyspaceName))
-            tables.add(fetchTable(keyspaceName, row.getString("table_name"), types));
+        {
+            String tableName = row.getString("table_name");
+            try
+            {
+                tables.add(fetchTable(keyspaceName, tableName, types));
+            }
+            catch (MissingColumns exc)
+            {
+                if (!IGNORE_CORRUPTED_SCHEMA_TABLES)
+                {
+                    logger.error("No columns found for table {}.{} in {}.{}.  This may be due to " +
+                                 "corruption or concurrent dropping and altering of a table.  If this table " +
+                                 "is supposed to be dropped, restart cassandra with -Dcassandra.ignore_corrupted_schema_tables=true " +
+                                 "and run the following query: \"DELETE FROM {}.{} WHERE keyspace_name = '{}' AND table_name = '{}';\"." +
+                                 "If the table is not supposed to be dropped, restore {}.{} sstables from backups.",
+                                 keyspaceName, tableName, NAME, COLUMNS, NAME, TABLES, keyspaceName, tableName, NAME, COLUMNS);
+                    throw exc;
+                }
+            }
+        }
         return tables.build();
     }
 
@@ -991,8 +1011,12 @@ public final class SchemaKeyspace
     private static List<ColumnDefinition> fetchColumns(String keyspace, String table, Types types)
     {
         String query = format("SELECT * FROM %s.%s WHERE keyspace_name = ? AND table_name = ?", NAME, COLUMNS);
+        UntypedResultSet columnRows = query(query, keyspace, table);
+        if (columnRows.isEmpty())
+            throw new MissingColumns("Columns not found in schema table for " + keyspace + "." + table);
+
         List<ColumnDefinition> columns = new ArrayList<>();
-        query(query, keyspace, table).forEach(row -> columns.add(createColumnFromRow(row, types)));
+        columnRows.forEach(row -> columns.add(createColumnFromRow(row, types)));
         return columns;
     }
 
@@ -1399,4 +1423,12 @@ public final class SchemaKeyspace
                     .map(SchemaKeyspace::expandUserTypes)
                     .collect(toList());
     }
+
+    private static class MissingColumns extends RuntimeException
+    {
+        MissingColumns(String message)
+        {
+            super(message);
+        }
+    }
 }


[6/6] cassandra git commit: Merge branch 'cassandra-3.11' into trunk

Posted by ty...@apache.org.
Merge branch 'cassandra-3.11' into trunk


Project: http://git-wip-us.apache.org/repos/asf/cassandra/repo
Commit: http://git-wip-us.apache.org/repos/asf/cassandra/commit/31208d00
Tree: http://git-wip-us.apache.org/repos/asf/cassandra/tree/31208d00
Diff: http://git-wip-us.apache.org/repos/asf/cassandra/diff/31208d00

Branch: refs/heads/trunk
Commit: 31208d00d4d3e3d055dc544a30e71875aa3ccfd1
Parents: 546df00 13f654e
Author: Tyler Hobbs <ty...@gmail.com>
Authored: Fri Feb 3 11:33:47 2017 -0600
Committer: Tyler Hobbs <ty...@gmail.com>
Committed: Fri Feb 3 11:33:47 2017 -0600

----------------------------------------------------------------------
 CHANGES.txt                                     |  3 ++
 .../apache/cassandra/schema/SchemaKeyspace.java | 40 +++++++++++++++++++-
 2 files changed, 41 insertions(+), 2 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/cassandra/blob/31208d00/CHANGES.txt
----------------------------------------------------------------------
diff --cc CHANGES.txt
index 63dc803,9274771..42e6b85
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@@ -1,37 -1,8 +1,40 @@@
 -3.11
 +4.0
 + * Make TableMetadata immutable, optimize Schema (CASSANDRA-9425)
 + * Refactor ColumnCondition (CASSANDRA-12981)
 + * Parallelize streaming of different keyspaces (CASSANDRA-4663)
 + * Improved compactions metrics (CASSANDRA-13015)
 + * Speed-up start-up sequence by avoiding un-needed flushes (CASSANDRA-13031)
 + * Use Caffeine (W-TinyLFU) for on-heap caches (CASSANDRA-10855)
 + * Thrift removal (CASSANDRA-11115)
 + * Remove pre-3.0 compatibility code for 4.0 (CASSANDRA-12716)
 + * Add column definition kind to dropped columns in schema (CASSANDRA-12705)
 + * Add (automate) Nodetool Documentation (CASSANDRA-12672)
 + * Update bundled cqlsh python driver to 3.7.0 (CASSANDRA-12736)
 + * Reject invalid replication settings when creating or altering a keyspace (CASSANDRA-12681)
 + * Clean up the SSTableReader#getScanner API wrt removal of RateLimiter (CASSANDRA-12422)
 + * Use new token allocation for non bootstrap case as well (CASSANDRA-13080)
 + * Avoid byte-array copy when key cache is disabled (CASSANDRA-13084)
 + * More fixes to the TokenAllocator (CASSANDRA-12990)
 + * Require forceful decommission if number of nodes is less than replication factor (CASSANDRA-12510)
 + * Allow IN restrictions on column families with collections (CASSANDRA-12654)
 + * Move to FastThreadLocalThread and FastThreadLocal (CASSANDRA-13034)
 + * nodetool stopdaemon errors out (CASSANDRA-13030)
 + * Log message size in trace message in OutboundTcpConnection (CASSANDRA-13028)
 + * Add timeUnit Days for cassandra-stress (CASSANDRA-13029)
 + * Add mutation size and batch metrics (CASSANDRA-12649)
 + * Add method to get size of endpoints to TokenMetadata (CASSANDRA-12999)
 + * Fix primary index calculation for SASI (CASSANDRA-12910)
 + * Expose time spent waiting in thread pool queue (CASSANDRA-8398)
 + * Conditionally update index built status to avoid unnecessary flushes (CASSANDRA-12969)
 + * NoReplicationTokenAllocator should work with zero replication factor (CASSANDRA-12983)
 + * cqlsh auto completion: refactor definition of compaction strategy options (CASSANDRA-12946)
 + * Add support for arithmetic operators (CASSANDRA-11935)
 + * Tables in system_distributed should not use gcgs of 0 (CASSANDRA-12954)
+ Merged from 3.0:
+  * Provide user workaround when system_schema.columns does not contain entries
+    for a table that's in system_schema.tables (CASSANDRA-13180)
  
 +
  3.10
   * Fix secondary index queries regression (CASSANDRA-13013)
   * Add duration type to the protocol V5 (CASSANDRA-12850)

http://git-wip-us.apache.org/repos/asf/cassandra/blob/31208d00/src/java/org/apache/cassandra/schema/SchemaKeyspace.java
----------------------------------------------------------------------
diff --cc src/java/org/apache/cassandra/schema/SchemaKeyspace.java
index 6716652,58580b9..5e5ba34
--- a/src/java/org/apache/cassandra/schema/SchemaKeyspace.java
+++ b/src/java/org/apache/cassandra/schema/SchemaKeyspace.java
@@@ -961,11 -1040,15 +985,15 @@@ public final class SchemaKeyspac
                            .build();
      }
  
 -    private static List<ColumnDefinition> fetchColumns(String keyspace, String table, Types types)
 +    private static List<ColumnMetadata> fetchColumns(String keyspace, String table, Types types)
      {
          String query = format("SELECT * FROM %s.%s WHERE keyspace_name = ? AND table_name = ?", SchemaConstants.SCHEMA_KEYSPACE_NAME, COLUMNS);
+         UntypedResultSet columnRows = query(query, keyspace, table);
+         if (columnRows.isEmpty())
+             throw new MissingColumns("Columns not found in schema table for " + keyspace + "." + table);
+ 
 -        List<ColumnDefinition> columns = new ArrayList<>();
 +        List<ColumnMetadata> columns = new ArrayList<>();
-         query(query, keyspace, table).forEach(row -> columns.add(createColumnFromRow(row, types)));
+         columnRows.forEach(row -> columns.add(createColumnFromRow(row, types)));
          return columns;
      }
  


[4/6] cassandra git commit: Merge branch 'cassandra-3.0' into cassandra-3.11

Posted by ty...@apache.org.
Merge branch 'cassandra-3.0' into cassandra-3.11


Project: http://git-wip-us.apache.org/repos/asf/cassandra/repo
Commit: http://git-wip-us.apache.org/repos/asf/cassandra/commit/13f654e6
Tree: http://git-wip-us.apache.org/repos/asf/cassandra/tree/13f654e6
Diff: http://git-wip-us.apache.org/repos/asf/cassandra/diff/13f654e6

Branch: refs/heads/trunk
Commit: 13f654e6eeb910a87e8e56fd12b5422ccf48f84b
Parents: 2a0acfa a70b0d4
Author: Tyler Hobbs <ty...@gmail.com>
Authored: Fri Feb 3 11:31:45 2017 -0600
Committer: Tyler Hobbs <ty...@gmail.com>
Committed: Fri Feb 3 11:31:45 2017 -0600

----------------------------------------------------------------------
 CHANGES.txt                                     |  5 +++
 .../apache/cassandra/schema/SchemaKeyspace.java | 40 +++++++++++++++++++-
 2 files changed, 43 insertions(+), 2 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/cassandra/blob/13f654e6/CHANGES.txt
----------------------------------------------------------------------
diff --cc CHANGES.txt
index 8da4bc0,ade3d5a..9274771
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@@ -1,120 -1,6 +1,125 @@@
 -3.0.11
++3.11
++Merged from 3.0:
+  * Provide user workaround when system_schema.columns does not contain entries
+    for a table that's in system_schema.tables (CASSANDRA-13180)
++
 +3.10
 + * Fix secondary index queries regression (CASSANDRA-13013)
 + * Add duration type to the protocol V5 (CASSANDRA-12850)
 + * Fix duration type validation (CASSANDRA-13143)
 + * Fix flaky GcCompactionTest (CASSANDRA-12664)
 + * Fix TestHintedHandoff.hintedhandoff_decom_test (CASSANDRA-13058)
 + * Fixed query monitoring for range queries (CASSANDRA-13050)
 + * Remove outboundBindAny configuration property (CASSANDRA-12673)
 + * Use correct bounds for all-data range when filtering (CASSANDRA-12666)
 + * Remove timing window in test case (CASSANDRA-12875)
 + * Resolve unit testing without JCE security libraries installed (CASSANDRA-12945)
 + * Fix inconsistencies in cassandra-stress load balancing policy (CASSANDRA-12919)
 + * Fix validation of non-frozen UDT cells (CASSANDRA-12916)
 + * Don't shut down socket input/output on StreamSession (CASSANDRA-12903)
 + * Fix Murmur3PartitionerTest (CASSANDRA-12858)
 + * Move cqlsh syntax rules into separate module and allow easier customization (CASSANDRA-12897)
 + * Fix CommitLogSegmentManagerTest (CASSANDRA-12283)
 + * Fix cassandra-stress truncate option (CASSANDRA-12695)
 + * Fix crossNode value when receiving messages (CASSANDRA-12791)
 + * Don't load MX4J beans twice (CASSANDRA-12869)
 + * Extend native protocol request flags, add versions to SUPPORTED, and introduce ProtocolVersion enum (CASSANDRA-12838)
 + * Set JOINING mode when running pre-join tasks (CASSANDRA-12836)
 + * remove net.mintern.primitive library due to license issue (CASSANDRA-12845)
 + * Properly format IPv6 addresses when logging JMX service URL (CASSANDRA-12454)
 + * Optimize the vnode allocation for single replica per DC (CASSANDRA-12777)
 + * Use non-token restrictions for bounds when token restrictions are overridden (CASSANDRA-12419)
 + * Fix CQLSH auto completion for PER PARTITION LIMIT (CASSANDRA-12803)
 + * Use different build directories for Eclipse and Ant (CASSANDRA-12466)
 + * Avoid potential AttributeError in cqlsh due to no table metadata (CASSANDRA-12815)
 + * Fix RandomReplicationAwareTokenAllocatorTest.testExistingCluster (CASSANDRA-12812)
 + * Upgrade commons-codec to 1.9 (CASSANDRA-12790)
 + * Make the fanout size for LeveledCompactionStrategy to be configurable (CASSANDRA-11550)
 + * Add duration data type (CASSANDRA-11873)
 + * Fix timeout in ReplicationAwareTokenAllocatorTest (CASSANDRA-12784)
 + * Improve sum aggregate functions (CASSANDRA-12417)
 + * Make cassandra.yaml docs for batch_size_*_threshold_in_kb reflect changes in CASSANDRA-10876 (CASSANDRA-12761)
 + * cqlsh fails to format collections when using aliases (CASSANDRA-11534)
 + * Check for hash conflicts in prepared statements (CASSANDRA-12733)
 + * Exit query parsing upon first error (CASSANDRA-12598)
 + * Fix cassandra-stress to use single seed in UUID generation (CASSANDRA-12729)
 + * CQLSSTableWriter does not allow Update statement (CASSANDRA-12450)
 + * Config class uses boxed types but DD exposes primitive types (CASSANDRA-12199)
 + * Add pre- and post-shutdown hooks to Storage Service (CASSANDRA-12461)
 + * Add hint delivery metrics (CASSANDRA-12693)
 + * Remove IndexInfo cache from FileIndexInfoRetriever (CASSANDRA-12731)
 + * ColumnIndex does not reuse buffer (CASSANDRA-12502)
 + * cdc column addition still breaks schema migration tasks (CASSANDRA-12697)
 + * Upgrade metrics-reporter dependencies (CASSANDRA-12089)
 + * Tune compaction thread count via nodetool (CASSANDRA-12248)
 + * Add +=/-= shortcut syntax for update queries (CASSANDRA-12232)
 + * Include repair session IDs in repair start message (CASSANDRA-12532)
 + * Add a blocking task to Index, run before joining the ring (CASSANDRA-12039)
 + * Fix NPE when using CQLSSTableWriter (CASSANDRA-12667)
 + * Support optional backpressure strategies at the coordinator (CASSANDRA-9318)
 + * Make randompartitioner work with new vnode allocation (CASSANDRA-12647)
 + * Fix cassandra-stress graphing (CASSANDRA-12237)
 + * Allow filtering on partition key columns for queries without secondary indexes (CASSANDRA-11031)
 + * Fix Cassandra Stress reporting thread model and precision (CASSANDRA-12585)
 + * Add JMH benchmarks.jar (CASSANDRA-12586)
 + * Cleanup uses of AlterTableStatementColumn (CASSANDRA-12567)
 + * Add keep-alive to streaming (CASSANDRA-11841)
 + * Tracing payload is passed through newSession(..) (CASSANDRA-11706)
 + * avoid deleting non existing sstable files and improve related log messages (CASSANDRA-12261)
 + * json/yaml output format for nodetool compactionhistory (CASSANDRA-12486)
 + * Retry all internode messages once after a connection is
 +   closed and reopened (CASSANDRA-12192)
 + * Add support to rebuild from targeted replica (CASSANDRA-9875)
 + * Add sequence distribution type to cassandra stress (CASSANDRA-12490)
 + * "SELECT * FROM foo LIMIT ;" does not error out (CASSANDRA-12154)
 + * Define executeLocally() at the ReadQuery Level (CASSANDRA-12474)
 + * Extend read/write failure messages with a map of replica addresses
 +   to error codes in the v5 native protocol (CASSANDRA-12311)
 + * Fix rebuild of SASI indexes with existing index files (CASSANDRA-12374)
 + * Let DatabaseDescriptor not implicitly startup services (CASSANDRA-9054, 12550)
 + * Fix clustering indexes in presence of static columns in SASI (CASSANDRA-12378)
 + * Fix queries on columns with reversed type on SASI indexes (CASSANDRA-12223)
 + * Added slow query log (CASSANDRA-12403)
 + * Count full coordinated request against timeout (CASSANDRA-12256)
 + * Allow TTL with null value on insert and update (CASSANDRA-12216)
 + * Make decommission operation resumable (CASSANDRA-12008)
 + * Add support to one-way targeted repair (CASSANDRA-9876)
 + * Remove clientutil jar (CASSANDRA-11635)
 + * Fix compaction throughput throttle (CASSANDRA-12366, CASSANDRA-12717)
 + * Delay releasing Memtable memory on flush until PostFlush has finished running (CASSANDRA-12358)
 + * Cassandra stress should dump all setting on startup (CASSANDRA-11914)
 + * Make it possible to compact a given token range (CASSANDRA-10643)
 + * Allow updating DynamicEndpointSnitch properties via JMX (CASSANDRA-12179)
 + * Collect metrics on queries by consistency level (CASSANDRA-7384)
 + * Add support for GROUP BY to SELECT statement (CASSANDRA-10707)
 + * Deprecate memtable_cleanup_threshold and update default for memtable_flush_writers (CASSANDRA-12228)
 + * Upgrade to OHC 0.4.4 (CASSANDRA-12133)
 + * Add version command to cassandra-stress (CASSANDRA-12258)
 + * Create compaction-stress tool (CASSANDRA-11844)
 + * Garbage-collecting compaction operation and schema option (CASSANDRA-7019)
 + * Add beta protocol flag for v5 native protocol (CASSANDRA-12142)
 + * Support filtering on non-PRIMARY KEY columns in the CREATE
 +   MATERIALIZED VIEW statement's WHERE clause (CASSANDRA-10368)
 + * Unify STDOUT and SYSTEMLOG logback format (CASSANDRA-12004)
 + * COPY FROM should raise error for non-existing input files (CASSANDRA-12174)
 + * Faster write path (CASSANDRA-12269)
 + * Option to leave omitted columns in INSERT JSON unset (CASSANDRA-11424)
 + * Support json/yaml output in nodetool tpstats (CASSANDRA-12035)
 + * Expose metrics for successful/failed authentication attempts (CASSANDRA-10635)
 + * Prepend snapshot name with "truncated" or "dropped" when a snapshot
 +   is taken before truncating or dropping a table (CASSANDRA-12178)
 + * Optimize RestrictionSet (CASSANDRA-12153)
 + * cqlsh does not automatically downgrade CQL version (CASSANDRA-12150)
 + * Omit (de)serialization of state variable in UDAs (CASSANDRA-9613)
 + * Create a system table to expose prepared statements (CASSANDRA-8831)
 + * Reuse DataOutputBuffer from ColumnIndex (CASSANDRA-11970)
 + * Remove DatabaseDescriptor dependency from SegmentedFile (CASSANDRA-11580)
 + * Add supplied username to authentication error messages (CASSANDRA-12076)
 + * Remove pre-startup check for open JMX port (CASSANDRA-12074)
 + * Remove compaction Severity from DynamicEndpointSnitch (CASSANDRA-11738)
 + * Restore resumable hints delivery (CASSANDRA-11960)
 + * Properly report LWT contention (CASSANDRA-12626)
 +Merged from 3.0:
   * Dump threads when unit tests time out (CASSANDRA-13117)
   * Better error when modifying function permissions without explicit keyspace (CASSANDRA-12925)
   * Indexer is not correctly invoked when building indexes over sstables (CASSANDRA-13075)

http://git-wip-us.apache.org/repos/asf/cassandra/blob/13f654e6/src/java/org/apache/cassandra/schema/SchemaKeyspace.java
----------------------------------------------------------------------
diff --cc src/java/org/apache/cassandra/schema/SchemaKeyspace.java
index 2dffe58,eee4fbb..58580b9
--- a/src/java/org/apache/cassandra/schema/SchemaKeyspace.java
+++ b/src/java/org/apache/cassandra/schema/SchemaKeyspace.java
@@@ -67,7 -66,10 +67,8 @@@ public final class SchemaKeyspac
  
      private static final Logger logger = LoggerFactory.getLogger(SchemaKeyspace.class);
  
 -    private static final boolean FLUSH_SCHEMA_TABLES = Boolean.valueOf(System.getProperty("cassandra.test.flush_local_schema_changes", "true"));
 -    private static final boolean IGNORE_CORRUPTED_SCHEMA_TABLES = Boolean.valueOf(System.getProperty("cassandra.ignore_corrupted_schema_tables", "false"));
 -
 -    public static final String NAME = "system_schema";
 +    private static final boolean FLUSH_SCHEMA_TABLES = Boolean.parseBoolean(System.getProperty("cassandra.test.flush_local_schema_changes", "true"));
++    private static final boolean IGNORE_CORRUPTED_SCHEMA_TABLES = Boolean.parseBoolean(System.getProperty("cassandra.ignore_corrupted_schema_tables", "false"));
  
      public static final String KEYSPACES = "keyspaces";
      public static final String TABLES = "tables";
@@@ -946,7 -926,26 +947,30 @@@
  
          Tables.Builder tables = org.apache.cassandra.schema.Tables.builder();
          for (UntypedResultSet.Row row : query(query, keyspaceName))
-             tables.add(fetchTable(keyspaceName, row.getString("table_name"), types));
+         {
+             String tableName = row.getString("table_name");
+             try
+             {
+                 tables.add(fetchTable(keyspaceName, tableName, types));
+             }
+             catch (MissingColumns exc)
+             {
+                 if (!IGNORE_CORRUPTED_SCHEMA_TABLES)
+                 {
+                     logger.error("No columns found for table {}.{} in {}.{}.  This may be due to " +
+                                  "corruption or concurrent dropping and altering of a table.  If this table " +
+                                  "is supposed to be dropped, restart cassandra with -Dcassandra.ignore_corrupted_schema_tables=true " +
+                                  "and run the following query: \"DELETE FROM {}.{} WHERE keyspace_name = '{}' AND table_name = '{}';\"." +
+                                  "If the table is not supposed to be dropped, restore {}.{} sstables from backups.",
 -                                 keyspaceName, tableName, NAME, COLUMNS, NAME, TABLES, keyspaceName, tableName, NAME, COLUMNS);
++                                 keyspaceName, tableName,
++                                 SchemaConstants.SCHEMA_KEYSPACE_NAME, COLUMNS,
++                                 SchemaConstants.SCHEMA_KEYSPACE_NAME, TABLES,
++                                 keyspaceName, tableName,
++                                 SchemaConstants.SCHEMA_KEYSPACE_NAME, COLUMNS);
+                     throw exc;
+                 }
+             }
+         }
          return tables.build();
      }
  
@@@ -1018,9 -1010,13 +1042,13 @@@
  
      private static List<ColumnDefinition> fetchColumns(String keyspace, String table, Types types)
      {
 -        String query = format("SELECT * FROM %s.%s WHERE keyspace_name = ? AND table_name = ?", NAME, COLUMNS);
 +        String query = format("SELECT * FROM %s.%s WHERE keyspace_name = ? AND table_name = ?", SchemaConstants.SCHEMA_KEYSPACE_NAME, COLUMNS);
+         UntypedResultSet columnRows = query(query, keyspace, table);
+         if (columnRows.isEmpty())
+             throw new MissingColumns("Columns not found in schema table for " + keyspace + "." + table);
+ 
          List<ColumnDefinition> columns = new ArrayList<>();
-         query(query, keyspace, table).forEach(row -> columns.add(createColumnFromRow(row, types)));
+         columnRows.forEach(row -> columns.add(createColumnFromRow(row, types)));
          return columns;
      }
  


[5/6] cassandra git commit: Merge branch 'cassandra-3.0' into cassandra-3.11

Posted by ty...@apache.org.
Merge branch 'cassandra-3.0' into cassandra-3.11


Project: http://git-wip-us.apache.org/repos/asf/cassandra/repo
Commit: http://git-wip-us.apache.org/repos/asf/cassandra/commit/13f654e6
Tree: http://git-wip-us.apache.org/repos/asf/cassandra/tree/13f654e6
Diff: http://git-wip-us.apache.org/repos/asf/cassandra/diff/13f654e6

Branch: refs/heads/cassandra-3.11
Commit: 13f654e6eeb910a87e8e56fd12b5422ccf48f84b
Parents: 2a0acfa a70b0d4
Author: Tyler Hobbs <ty...@gmail.com>
Authored: Fri Feb 3 11:31:45 2017 -0600
Committer: Tyler Hobbs <ty...@gmail.com>
Committed: Fri Feb 3 11:31:45 2017 -0600

----------------------------------------------------------------------
 CHANGES.txt                                     |  5 +++
 .../apache/cassandra/schema/SchemaKeyspace.java | 40 +++++++++++++++++++-
 2 files changed, 43 insertions(+), 2 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/cassandra/blob/13f654e6/CHANGES.txt
----------------------------------------------------------------------
diff --cc CHANGES.txt
index 8da4bc0,ade3d5a..9274771
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@@ -1,120 -1,6 +1,125 @@@
 -3.0.11
++3.11
++Merged from 3.0:
+  * Provide user workaround when system_schema.columns does not contain entries
+    for a table that's in system_schema.tables (CASSANDRA-13180)
++
 +3.10
 + * Fix secondary index queries regression (CASSANDRA-13013)
 + * Add duration type to the protocol V5 (CASSANDRA-12850)
 + * Fix duration type validation (CASSANDRA-13143)
 + * Fix flaky GcCompactionTest (CASSANDRA-12664)
 + * Fix TestHintedHandoff.hintedhandoff_decom_test (CASSANDRA-13058)
 + * Fixed query monitoring for range queries (CASSANDRA-13050)
 + * Remove outboundBindAny configuration property (CASSANDRA-12673)
 + * Use correct bounds for all-data range when filtering (CASSANDRA-12666)
 + * Remove timing window in test case (CASSANDRA-12875)
 + * Resolve unit testing without JCE security libraries installed (CASSANDRA-12945)
 + * Fix inconsistencies in cassandra-stress load balancing policy (CASSANDRA-12919)
 + * Fix validation of non-frozen UDT cells (CASSANDRA-12916)
 + * Don't shut down socket input/output on StreamSession (CASSANDRA-12903)
 + * Fix Murmur3PartitionerTest (CASSANDRA-12858)
 + * Move cqlsh syntax rules into separate module and allow easier customization (CASSANDRA-12897)
 + * Fix CommitLogSegmentManagerTest (CASSANDRA-12283)
 + * Fix cassandra-stress truncate option (CASSANDRA-12695)
 + * Fix crossNode value when receiving messages (CASSANDRA-12791)
 + * Don't load MX4J beans twice (CASSANDRA-12869)
 + * Extend native protocol request flags, add versions to SUPPORTED, and introduce ProtocolVersion enum (CASSANDRA-12838)
 + * Set JOINING mode when running pre-join tasks (CASSANDRA-12836)
 + * remove net.mintern.primitive library due to license issue (CASSANDRA-12845)
 + * Properly format IPv6 addresses when logging JMX service URL (CASSANDRA-12454)
 + * Optimize the vnode allocation for single replica per DC (CASSANDRA-12777)
 + * Use non-token restrictions for bounds when token restrictions are overridden (CASSANDRA-12419)
 + * Fix CQLSH auto completion for PER PARTITION LIMIT (CASSANDRA-12803)
 + * Use different build directories for Eclipse and Ant (CASSANDRA-12466)
 + * Avoid potential AttributeError in cqlsh due to no table metadata (CASSANDRA-12815)
 + * Fix RandomReplicationAwareTokenAllocatorTest.testExistingCluster (CASSANDRA-12812)
 + * Upgrade commons-codec to 1.9 (CASSANDRA-12790)
 + * Make the fanout size for LeveledCompactionStrategy to be configurable (CASSANDRA-11550)
 + * Add duration data type (CASSANDRA-11873)
 + * Fix timeout in ReplicationAwareTokenAllocatorTest (CASSANDRA-12784)
 + * Improve sum aggregate functions (CASSANDRA-12417)
 + * Make cassandra.yaml docs for batch_size_*_threshold_in_kb reflect changes in CASSANDRA-10876 (CASSANDRA-12761)
 + * cqlsh fails to format collections when using aliases (CASSANDRA-11534)
 + * Check for hash conflicts in prepared statements (CASSANDRA-12733)
 + * Exit query parsing upon first error (CASSANDRA-12598)
 + * Fix cassandra-stress to use single seed in UUID generation (CASSANDRA-12729)
 + * CQLSSTableWriter does not allow Update statement (CASSANDRA-12450)
 + * Config class uses boxed types but DD exposes primitive types (CASSANDRA-12199)
 + * Add pre- and post-shutdown hooks to Storage Service (CASSANDRA-12461)
 + * Add hint delivery metrics (CASSANDRA-12693)
 + * Remove IndexInfo cache from FileIndexInfoRetriever (CASSANDRA-12731)
 + * ColumnIndex does not reuse buffer (CASSANDRA-12502)
 + * cdc column addition still breaks schema migration tasks (CASSANDRA-12697)
 + * Upgrade metrics-reporter dependencies (CASSANDRA-12089)
 + * Tune compaction thread count via nodetool (CASSANDRA-12248)
 + * Add +=/-= shortcut syntax for update queries (CASSANDRA-12232)
 + * Include repair session IDs in repair start message (CASSANDRA-12532)
 + * Add a blocking task to Index, run before joining the ring (CASSANDRA-12039)
 + * Fix NPE when using CQLSSTableWriter (CASSANDRA-12667)
 + * Support optional backpressure strategies at the coordinator (CASSANDRA-9318)
 + * Make randompartitioner work with new vnode allocation (CASSANDRA-12647)
 + * Fix cassandra-stress graphing (CASSANDRA-12237)
 + * Allow filtering on partition key columns for queries without secondary indexes (CASSANDRA-11031)
 + * Fix Cassandra Stress reporting thread model and precision (CASSANDRA-12585)
 + * Add JMH benchmarks.jar (CASSANDRA-12586)
 + * Cleanup uses of AlterTableStatementColumn (CASSANDRA-12567)
 + * Add keep-alive to streaming (CASSANDRA-11841)
 + * Tracing payload is passed through newSession(..) (CASSANDRA-11706)
 + * avoid deleting non existing sstable files and improve related log messages (CASSANDRA-12261)
 + * json/yaml output format for nodetool compactionhistory (CASSANDRA-12486)
 + * Retry all internode messages once after a connection is
 +   closed and reopened (CASSANDRA-12192)
 + * Add support to rebuild from targeted replica (CASSANDRA-9875)
 + * Add sequence distribution type to cassandra stress (CASSANDRA-12490)
 + * "SELECT * FROM foo LIMIT ;" does not error out (CASSANDRA-12154)
 + * Define executeLocally() at the ReadQuery Level (CASSANDRA-12474)
 + * Extend read/write failure messages with a map of replica addresses
 +   to error codes in the v5 native protocol (CASSANDRA-12311)
 + * Fix rebuild of SASI indexes with existing index files (CASSANDRA-12374)
 + * Let DatabaseDescriptor not implicitly startup services (CASSANDRA-9054, 12550)
 + * Fix clustering indexes in presence of static columns in SASI (CASSANDRA-12378)
 + * Fix queries on columns with reversed type on SASI indexes (CASSANDRA-12223)
 + * Added slow query log (CASSANDRA-12403)
 + * Count full coordinated request against timeout (CASSANDRA-12256)
 + * Allow TTL with null value on insert and update (CASSANDRA-12216)
 + * Make decommission operation resumable (CASSANDRA-12008)
 + * Add support to one-way targeted repair (CASSANDRA-9876)
 + * Remove clientutil jar (CASSANDRA-11635)
 + * Fix compaction throughput throttle (CASSANDRA-12366, CASSANDRA-12717)
 + * Delay releasing Memtable memory on flush until PostFlush has finished running (CASSANDRA-12358)
 + * Cassandra stress should dump all setting on startup (CASSANDRA-11914)
 + * Make it possible to compact a given token range (CASSANDRA-10643)
 + * Allow updating DynamicEndpointSnitch properties via JMX (CASSANDRA-12179)
 + * Collect metrics on queries by consistency level (CASSANDRA-7384)
 + * Add support for GROUP BY to SELECT statement (CASSANDRA-10707)
 + * Deprecate memtable_cleanup_threshold and update default for memtable_flush_writers (CASSANDRA-12228)
 + * Upgrade to OHC 0.4.4 (CASSANDRA-12133)
 + * Add version command to cassandra-stress (CASSANDRA-12258)
 + * Create compaction-stress tool (CASSANDRA-11844)
 + * Garbage-collecting compaction operation and schema option (CASSANDRA-7019)
 + * Add beta protocol flag for v5 native protocol (CASSANDRA-12142)
 + * Support filtering on non-PRIMARY KEY columns in the CREATE
 +   MATERIALIZED VIEW statement's WHERE clause (CASSANDRA-10368)
 + * Unify STDOUT and SYSTEMLOG logback format (CASSANDRA-12004)
 + * COPY FROM should raise error for non-existing input files (CASSANDRA-12174)
 + * Faster write path (CASSANDRA-12269)
 + * Option to leave omitted columns in INSERT JSON unset (CASSANDRA-11424)
 + * Support json/yaml output in nodetool tpstats (CASSANDRA-12035)
 + * Expose metrics for successful/failed authentication attempts (CASSANDRA-10635)
 + * Prepend snapshot name with "truncated" or "dropped" when a snapshot
 +   is taken before truncating or dropping a table (CASSANDRA-12178)
 + * Optimize RestrictionSet (CASSANDRA-12153)
 + * cqlsh does not automatically downgrade CQL version (CASSANDRA-12150)
 + * Omit (de)serialization of state variable in UDAs (CASSANDRA-9613)
 + * Create a system table to expose prepared statements (CASSANDRA-8831)
 + * Reuse DataOutputBuffer from ColumnIndex (CASSANDRA-11970)
 + * Remove DatabaseDescriptor dependency from SegmentedFile (CASSANDRA-11580)
 + * Add supplied username to authentication error messages (CASSANDRA-12076)
 + * Remove pre-startup check for open JMX port (CASSANDRA-12074)
 + * Remove compaction Severity from DynamicEndpointSnitch (CASSANDRA-11738)
 + * Restore resumable hints delivery (CASSANDRA-11960)
 + * Properly report LWT contention (CASSANDRA-12626)
 +Merged from 3.0:
   * Dump threads when unit tests time out (CASSANDRA-13117)
   * Better error when modifying function permissions without explicit keyspace (CASSANDRA-12925)
   * Indexer is not correctly invoked when building indexes over sstables (CASSANDRA-13075)

http://git-wip-us.apache.org/repos/asf/cassandra/blob/13f654e6/src/java/org/apache/cassandra/schema/SchemaKeyspace.java
----------------------------------------------------------------------
diff --cc src/java/org/apache/cassandra/schema/SchemaKeyspace.java
index 2dffe58,eee4fbb..58580b9
--- a/src/java/org/apache/cassandra/schema/SchemaKeyspace.java
+++ b/src/java/org/apache/cassandra/schema/SchemaKeyspace.java
@@@ -67,7 -66,10 +67,8 @@@ public final class SchemaKeyspac
  
      private static final Logger logger = LoggerFactory.getLogger(SchemaKeyspace.class);
  
 -    private static final boolean FLUSH_SCHEMA_TABLES = Boolean.valueOf(System.getProperty("cassandra.test.flush_local_schema_changes", "true"));
 -    private static final boolean IGNORE_CORRUPTED_SCHEMA_TABLES = Boolean.valueOf(System.getProperty("cassandra.ignore_corrupted_schema_tables", "false"));
 -
 -    public static final String NAME = "system_schema";
 +    private static final boolean FLUSH_SCHEMA_TABLES = Boolean.parseBoolean(System.getProperty("cassandra.test.flush_local_schema_changes", "true"));
++    private static final boolean IGNORE_CORRUPTED_SCHEMA_TABLES = Boolean.parseBoolean(System.getProperty("cassandra.ignore_corrupted_schema_tables", "false"));
  
      public static final String KEYSPACES = "keyspaces";
      public static final String TABLES = "tables";
@@@ -946,7 -926,26 +947,30 @@@
  
          Tables.Builder tables = org.apache.cassandra.schema.Tables.builder();
          for (UntypedResultSet.Row row : query(query, keyspaceName))
-             tables.add(fetchTable(keyspaceName, row.getString("table_name"), types));
+         {
+             String tableName = row.getString("table_name");
+             try
+             {
+                 tables.add(fetchTable(keyspaceName, tableName, types));
+             }
+             catch (MissingColumns exc)
+             {
+                 if (!IGNORE_CORRUPTED_SCHEMA_TABLES)
+                 {
+                     logger.error("No columns found for table {}.{} in {}.{}.  This may be due to " +
+                                  "corruption or concurrent dropping and altering of a table.  If this table " +
+                                  "is supposed to be dropped, restart cassandra with -Dcassandra.ignore_corrupted_schema_tables=true " +
+                                  "and run the following query: \"DELETE FROM {}.{} WHERE keyspace_name = '{}' AND table_name = '{}';\"." +
+                                  "If the table is not supposed to be dropped, restore {}.{} sstables from backups.",
 -                                 keyspaceName, tableName, NAME, COLUMNS, NAME, TABLES, keyspaceName, tableName, NAME, COLUMNS);
++                                 keyspaceName, tableName,
++                                 SchemaConstants.SCHEMA_KEYSPACE_NAME, COLUMNS,
++                                 SchemaConstants.SCHEMA_KEYSPACE_NAME, TABLES,
++                                 keyspaceName, tableName,
++                                 SchemaConstants.SCHEMA_KEYSPACE_NAME, COLUMNS);
+                     throw exc;
+                 }
+             }
+         }
          return tables.build();
      }
  
@@@ -1018,9 -1010,13 +1042,13 @@@
  
      private static List<ColumnDefinition> fetchColumns(String keyspace, String table, Types types)
      {
 -        String query = format("SELECT * FROM %s.%s WHERE keyspace_name = ? AND table_name = ?", NAME, COLUMNS);
 +        String query = format("SELECT * FROM %s.%s WHERE keyspace_name = ? AND table_name = ?", SchemaConstants.SCHEMA_KEYSPACE_NAME, COLUMNS);
+         UntypedResultSet columnRows = query(query, keyspace, table);
+         if (columnRows.isEmpty())
+             throw new MissingColumns("Columns not found in schema table for " + keyspace + "." + table);
+ 
          List<ColumnDefinition> columns = new ArrayList<>();
-         query(query, keyspace, table).forEach(row -> columns.add(createColumnFromRow(row, types)));
+         columnRows.forEach(row -> columns.add(createColumnFromRow(row, types)));
          return columns;
      }
  


[3/6] cassandra git commit: Provide user workaround for partially corrupt schema tables

Posted by ty...@apache.org.
Provide user workaround for partially corrupt schema tables

Patch by Tyler Hobbs; reviewed by Aleksey Yeschenko for CASSANDRA-13180


Project: http://git-wip-us.apache.org/repos/asf/cassandra/repo
Commit: http://git-wip-us.apache.org/repos/asf/cassandra/commit/a70b0d4d
Tree: http://git-wip-us.apache.org/repos/asf/cassandra/tree/a70b0d4d
Diff: http://git-wip-us.apache.org/repos/asf/cassandra/diff/a70b0d4d

Branch: refs/heads/trunk
Commit: a70b0d4d37851891ec1c8af96063985a5122edda
Parents: 6caf3c4
Author: Tyler Hobbs <ty...@gmail.com>
Authored: Fri Feb 3 11:25:27 2017 -0600
Committer: Tyler Hobbs <ty...@gmail.com>
Committed: Fri Feb 3 11:25:27 2017 -0600

----------------------------------------------------------------------
 CHANGES.txt                                     |  2 ++
 .../apache/cassandra/schema/SchemaKeyspace.java | 36 ++++++++++++++++++--
 2 files changed, 36 insertions(+), 2 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/cassandra/blob/a70b0d4d/CHANGES.txt
----------------------------------------------------------------------
diff --git a/CHANGES.txt b/CHANGES.txt
index e3bda6c..ade3d5a 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -1,4 +1,6 @@
 3.0.11
+ * Provide user workaround when system_schema.columns does not contain entries
+   for a table that's in system_schema.tables (CASSANDRA-13180)
  * Dump threads when unit tests time out (CASSANDRA-13117)
  * Better error when modifying function permissions without explicit keyspace (CASSANDRA-12925)
  * Indexer is not correctly invoked when building indexes over sstables (CASSANDRA-13075)

http://git-wip-us.apache.org/repos/asf/cassandra/blob/a70b0d4d/src/java/org/apache/cassandra/schema/SchemaKeyspace.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/schema/SchemaKeyspace.java b/src/java/org/apache/cassandra/schema/SchemaKeyspace.java
index 84a5e13..eee4fbb 100644
--- a/src/java/org/apache/cassandra/schema/SchemaKeyspace.java
+++ b/src/java/org/apache/cassandra/schema/SchemaKeyspace.java
@@ -67,6 +67,7 @@ public final class SchemaKeyspace
     private static final Logger logger = LoggerFactory.getLogger(SchemaKeyspace.class);
 
     private static final boolean FLUSH_SCHEMA_TABLES = Boolean.valueOf(System.getProperty("cassandra.test.flush_local_schema_changes", "true"));
+    private static final boolean IGNORE_CORRUPTED_SCHEMA_TABLES = Boolean.valueOf(System.getProperty("cassandra.ignore_corrupted_schema_tables", "false"));
 
     public static final String NAME = "system_schema";
 
@@ -925,7 +926,26 @@ public final class SchemaKeyspace
 
         Tables.Builder tables = org.apache.cassandra.schema.Tables.builder();
         for (UntypedResultSet.Row row : query(query, keyspaceName))
-            tables.add(fetchTable(keyspaceName, row.getString("table_name"), types));
+        {
+            String tableName = row.getString("table_name");
+            try
+            {
+                tables.add(fetchTable(keyspaceName, tableName, types));
+            }
+            catch (MissingColumns exc)
+            {
+                if (!IGNORE_CORRUPTED_SCHEMA_TABLES)
+                {
+                    logger.error("No columns found for table {}.{} in {}.{}.  This may be due to " +
+                                 "corruption or concurrent dropping and altering of a table.  If this table " +
+                                 "is supposed to be dropped, restart cassandra with -Dcassandra.ignore_corrupted_schema_tables=true " +
+                                 "and run the following query: \"DELETE FROM {}.{} WHERE keyspace_name = '{}' AND table_name = '{}';\"." +
+                                 "If the table is not supposed to be dropped, restore {}.{} sstables from backups.",
+                                 keyspaceName, tableName, NAME, COLUMNS, NAME, TABLES, keyspaceName, tableName, NAME, COLUMNS);
+                    throw exc;
+                }
+            }
+        }
         return tables.build();
     }
 
@@ -991,8 +1011,12 @@ public final class SchemaKeyspace
     private static List<ColumnDefinition> fetchColumns(String keyspace, String table, Types types)
     {
         String query = format("SELECT * FROM %s.%s WHERE keyspace_name = ? AND table_name = ?", NAME, COLUMNS);
+        UntypedResultSet columnRows = query(query, keyspace, table);
+        if (columnRows.isEmpty())
+            throw new MissingColumns("Columns not found in schema table for " + keyspace + "." + table);
+
         List<ColumnDefinition> columns = new ArrayList<>();
-        query(query, keyspace, table).forEach(row -> columns.add(createColumnFromRow(row, types)));
+        columnRows.forEach(row -> columns.add(createColumnFromRow(row, types)));
         return columns;
     }
 
@@ -1399,4 +1423,12 @@ public final class SchemaKeyspace
                     .map(SchemaKeyspace::expandUserTypes)
                     .collect(toList());
     }
+
+    private static class MissingColumns extends RuntimeException
+    {
+        MissingColumns(String message)
+        {
+            super(message);
+        }
+    }
 }


[2/6] cassandra git commit: Provide user workaround for partially corrupt schema tables

Posted by ty...@apache.org.
Provide user workaround for partially corrupt schema tables

Patch by Tyler Hobbs; reviewed by Aleksey Yeschenko for CASSANDRA-13180


Project: http://git-wip-us.apache.org/repos/asf/cassandra/repo
Commit: http://git-wip-us.apache.org/repos/asf/cassandra/commit/a70b0d4d
Tree: http://git-wip-us.apache.org/repos/asf/cassandra/tree/a70b0d4d
Diff: http://git-wip-us.apache.org/repos/asf/cassandra/diff/a70b0d4d

Branch: refs/heads/cassandra-3.11
Commit: a70b0d4d37851891ec1c8af96063985a5122edda
Parents: 6caf3c4
Author: Tyler Hobbs <ty...@gmail.com>
Authored: Fri Feb 3 11:25:27 2017 -0600
Committer: Tyler Hobbs <ty...@gmail.com>
Committed: Fri Feb 3 11:25:27 2017 -0600

----------------------------------------------------------------------
 CHANGES.txt                                     |  2 ++
 .../apache/cassandra/schema/SchemaKeyspace.java | 36 ++++++++++++++++++--
 2 files changed, 36 insertions(+), 2 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/cassandra/blob/a70b0d4d/CHANGES.txt
----------------------------------------------------------------------
diff --git a/CHANGES.txt b/CHANGES.txt
index e3bda6c..ade3d5a 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -1,4 +1,6 @@
 3.0.11
+ * Provide user workaround when system_schema.columns does not contain entries
+   for a table that's in system_schema.tables (CASSANDRA-13180)
  * Dump threads when unit tests time out (CASSANDRA-13117)
  * Better error when modifying function permissions without explicit keyspace (CASSANDRA-12925)
  * Indexer is not correctly invoked when building indexes over sstables (CASSANDRA-13075)

http://git-wip-us.apache.org/repos/asf/cassandra/blob/a70b0d4d/src/java/org/apache/cassandra/schema/SchemaKeyspace.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/schema/SchemaKeyspace.java b/src/java/org/apache/cassandra/schema/SchemaKeyspace.java
index 84a5e13..eee4fbb 100644
--- a/src/java/org/apache/cassandra/schema/SchemaKeyspace.java
+++ b/src/java/org/apache/cassandra/schema/SchemaKeyspace.java
@@ -67,6 +67,7 @@ public final class SchemaKeyspace
     private static final Logger logger = LoggerFactory.getLogger(SchemaKeyspace.class);
 
     private static final boolean FLUSH_SCHEMA_TABLES = Boolean.valueOf(System.getProperty("cassandra.test.flush_local_schema_changes", "true"));
+    private static final boolean IGNORE_CORRUPTED_SCHEMA_TABLES = Boolean.valueOf(System.getProperty("cassandra.ignore_corrupted_schema_tables", "false"));
 
     public static final String NAME = "system_schema";
 
@@ -925,7 +926,26 @@ public final class SchemaKeyspace
 
         Tables.Builder tables = org.apache.cassandra.schema.Tables.builder();
         for (UntypedResultSet.Row row : query(query, keyspaceName))
-            tables.add(fetchTable(keyspaceName, row.getString("table_name"), types));
+        {
+            String tableName = row.getString("table_name");
+            try
+            {
+                tables.add(fetchTable(keyspaceName, tableName, types));
+            }
+            catch (MissingColumns exc)
+            {
+                if (!IGNORE_CORRUPTED_SCHEMA_TABLES)
+                {
+                    logger.error("No columns found for table {}.{} in {}.{}.  This may be due to " +
+                                 "corruption or concurrent dropping and altering of a table.  If this table " +
+                                 "is supposed to be dropped, restart cassandra with -Dcassandra.ignore_corrupted_schema_tables=true " +
+                                 "and run the following query: \"DELETE FROM {}.{} WHERE keyspace_name = '{}' AND table_name = '{}';\"." +
+                                 "If the table is not supposed to be dropped, restore {}.{} sstables from backups.",
+                                 keyspaceName, tableName, NAME, COLUMNS, NAME, TABLES, keyspaceName, tableName, NAME, COLUMNS);
+                    throw exc;
+                }
+            }
+        }
         return tables.build();
     }
 
@@ -991,8 +1011,12 @@ public final class SchemaKeyspace
     private static List<ColumnDefinition> fetchColumns(String keyspace, String table, Types types)
     {
         String query = format("SELECT * FROM %s.%s WHERE keyspace_name = ? AND table_name = ?", NAME, COLUMNS);
+        UntypedResultSet columnRows = query(query, keyspace, table);
+        if (columnRows.isEmpty())
+            throw new MissingColumns("Columns not found in schema table for " + keyspace + "." + table);
+
         List<ColumnDefinition> columns = new ArrayList<>();
-        query(query, keyspace, table).forEach(row -> columns.add(createColumnFromRow(row, types)));
+        columnRows.forEach(row -> columns.add(createColumnFromRow(row, types)));
         return columns;
     }
 
@@ -1399,4 +1423,12 @@ public final class SchemaKeyspace
                     .map(SchemaKeyspace::expandUserTypes)
                     .collect(toList());
     }
+
+    private static class MissingColumns extends RuntimeException
+    {
+        MissingColumns(String message)
+        {
+            super(message);
+        }
+    }
 }